Escutcheon



FIG. 1 is a front perspective view of an escutcheon showing my design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof, the left side being a mirror image thereof; and,

FIG. 4 is a top plan view, the bottom plan view being a mirror image.

The broken lines in the Figures are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for an escutcheon, as shown and described. 